Plans can never keep up with changes, and predictions and evaluations can't either.
The battle airspace between "Seed Nest" McKenny and the Combined Space Battleship is not visible from the surface of Xiya Planet, but many detectors nearby are constantly keeping their attention focused, allowing Chen Fei to receive the news immediately.
Even though many were lost due to the collateral effects of the battle, there are still over three digits worth of detectors luckily surviving, steadfastly maintaining operational state.
